... knitting, loop delivering, loop taking are all concentrated in one cam system, whithin one system, "knit","tuck", or "no knit" ... error can be compensated by fine-tuning function.With two cam systems,loops can be simultaneously transferred to front or rear ... . sitch densityStepping motor driven,24 selectable levels, the stitch cam can be adjusted within 5mm12. needle selectionEight level full jacquard ...